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Stefan Hajnoczi908eaf62010-04-26 11:44:05 +02001#!/bin/bash
Christoph Hellwig6bf19c92009-06-22 18:29:05 +02002#
Kevin Wolf8fc10242009-10-01 14:29:59 -03003# qcow2 pattern test, empty and compressed image - 4k cluster patterns
Christoph Hellwig6bf19c92009-06-22 18:29:05 +02004#
5# Copyright (C) 2009 Red Hat, Inc.
6#
7# This program is free software; you can redistribute it and/or modify
8# it under the terms of the GNU General Public License as published by
9# the Free Software Foundation; either version 2 of the License, or
10# (at your option) any later version.
11#
12# This program is distributed in the hope that it will be useful,
13# but WITHOUT ANY WARRANTY; without even the implied warranty of
14# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15# GNU General Public License for more details.
16#
17# You should have received a copy of the GNU General Public License
Christoph Hellwige8c212d2009-07-16 19:26:54 +020018# along with this program. If not, see <http://www.gnu.org/licenses/>.
Christoph Hellwig6bf19c92009-06-22 18:29:05 +020019#
20
21# creator
22owner=kwolf@redhat.com
23
24seq=`basename $0`
25echo "QA output created by $seq"
26
27here=`pwd`
28tmp=/tmp/$$
29status=1 # failure is the default!
30
31_cleanup()
32{
33 _cleanup_test_img
34}
35trap "_cleanup; exit \$status" 0 1 2 3 15
36
37# get standard environment, filters and checks
38. ./common.rc
39. ./common.filter
40. ./common.pattern
41
42# much of this could be generic for any format supporting compression.
Christoph Hellwige76a8e82009-07-09 15:26:11 +020043_supported_fmt qcow qcow2
Peter Lieven1f7bf7d2014-02-03 10:26:14 +010044_supported_proto file
Christoph Hellwig6bf19c92009-06-22 18:29:05 +020045_supported_os Linux
46
47TEST_OFFSETS="0 4294967296"
48TEST_OPS="writev read write readv"
Kevin Wolf8fc10242009-10-01 14:29:59 -030049CLUSTER_SIZE=4096
Christoph Hellwig6bf19c92009-06-22 18:29:05 +020050
51_make_test_img 6G
52
53echo "Testing empty image"
54echo
55
56for offset in $TEST_OFFSETS; do
57 echo "At offset $offset:"
58 for op in $TEST_OPS; do
Kevin Wolf8fc10242009-10-01 14:29:59 -030059 io_test $op $offset $CLUSTER_SIZE 8
Christoph Hellwig6bf19c92009-06-22 18:29:05 +020060 done
61 _check_test_img
62done
63
64
65echo "Compressing image"
66echo
67
Jeff Codyfef9c192013-09-25 08:12:22 -040068mv "$TEST_IMG" "$TEST_IMG.orig"
69$QEMU_IMG convert -f $IMGFMT -O $IMGFMT -c "$TEST_IMG.orig" "$TEST_IMG"
Christoph Hellwig6bf19c92009-06-22 18:29:05 +020070
71echo "Testing compressed image"
72echo
73
74for offset in $TEST_OFFSETS; do
75 echo "With offset $offset:"
76 for op in read readv; do
Kevin Wolf8fc10242009-10-01 14:29:59 -030077 io_test $op $offset $CLUSTER_SIZE 8
Christoph Hellwig6bf19c92009-06-22 18:29:05 +020078 done
79 _check_test_img
80done
81
82echo "Testing compressed image with odd offsets"
83echo
84for offset in $TEST_OFFSETS; do
85 # Some odd offset (1 sector), so tests will write to areas occupied partly
86 # by old (compressed) data and empty clusters
87 offset=$((offset + 512))
88 echo "With offset $offset:"
89 for op in $TEST_OPS; do
Kevin Wolf8fc10242009-10-01 14:29:59 -030090 io_test $op $offset $CLUSTER_SIZE 8
Christoph Hellwig6bf19c92009-06-22 18:29:05 +020091 done
92 _check_test_img
93done
94
95# success, all done
96echo "*** done"
97rm -f $seq.full
98status=0